CN216200246U

CN216200246U - Novel speed reducer with 90-degree corner

Info

Publication number: CN216200246U
Application number: CN202122743349.2U
Authority: CN
Inventors: 李卓林
Original assignee: Shanghai Zhuoshen Precision Motor Co ltd
Current assignee: Shanghai Zhuoshen Precision Motor Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-05
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a novel speed reducer with a 90-degree corner, which comprises a speed reducer, wherein an input shaft and an output shaft are respectively arranged at one side and one end of the speed reducer, mounting frames are arranged at two sides of the input shaft, slide rods are slidably arranged in the mounting frames, second springs are sleeved at the outer sides of two groups of slide rods, friction plates are arranged at the ends, far away from each other, of the two groups of slide rods, and arc-shaped rings are arranged at two ends of one side of the speed reducer; according to the utility model, the friction plate and the slide rod rotate at high speed through the high-speed rotation of the input shaft, and the friction plate generates a centrifugal force to pull the slide rod under the action of the heavy object blocks on the friction plate, so that the friction plate is contacted and contacted with the friction plate under the action of the centrifugal force, and friction force is generated between the friction plate and the friction plate, so that the input shaft rotates to generate assistance, the rotating speed of the input shaft is reduced, and the purpose of input shaft rotation overload protection is realized.

Description

Novel speed reducer with 90-degree corner

Technical Field

The utility model relates to the technical field of speed reducers, in particular to a novel speed reducer with a 90-degree corner.

Background

The speed reducer is an independent component consisting of gear transmission, worm transmission and gear-worm transmission which are enclosed in a rigid shell, is commonly used as a speed reduction transmission device between a prime mover and a working machine, plays a role in matching rotating speed and transmitting torque between the prime mover and the working machine or an actuating mechanism, and is widely applied to modern machinery.

However, the existing speed reducer has certain defects:

1. the existing worm speed reducer is not provided with an overload prevention device, when the worm speed reducer runs in an overload mode, the worm and the worm wheel rotate rapidly and generate high temperature, the wear resistance coefficient of the worm wheel and the worm is reduced, the wear speed of the worm wheel and the worm is increased, and the service life of the worm speed reducer is shortened;

2. meanwhile, the gears inside the speed reducer work for a long time, the gears rub for a long time, and the gears are not convenient to oil, so that the gears are abraded, and the service life of the speed reducer is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel speed reducer with a 90-degree corner, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel speed reducer of 90 degrees corners, includes the speed reducer, one side and the one end of speed reducer are provided with input shaft and output shaft respectively, the both sides of input shaft are provided with the installing frame, the inside of installing frame slides and is provided with the slide bar, and is two sets of the outside cover of slide bar is equipped with the second spring, and is two sets of the one end that the slide bar was kept away from each other is provided with the friction plate, the both ends of one side of speed reducer are provided with the arc circle, the inboard of arc circle is provided with the friction disc, the top of speed reducer is provided with oiling subassembly.

Preferably, the oiling subassembly includes with the oil bin, contact bar, ring, support bushing, telescopic tube, roof, first spring, stripper plate and sponge, it is located the top of speed reducer to refuel the storehouse, the intermediate position department at refueling the storehouse top slides and is provided with the rotating sleeve, the inside cover of rotating sleeve is equipped with telescopic tube, the outside of rotating sleeve is provided with the ring, the edge of ring bottom is provided with the roof, telescopic tube's bottom is provided with the stripper plate, the both sides at stripper plate top are provided with the contact bar, the both sides at the inside top of refueling the storehouse are provided with first spring, the bottom of the inside both sides of refueling the storehouse is provided with the support bushing plate, the top of supporting the bushing plate is provided with the sponge.

Preferably, a balancing weight is arranged at one end, close to the friction plate, of the outer side of the sliding rod.

Preferably, the guide plates are arranged at two ends of the bottom of the oil adding bin and are obliquely arranged.

Preferably, it is square to rotate sleeve pipe and telescope tube, it slides each other to rotate between sleeve pipe and the telescope tube, the top of rotating sheathed tube inside is provided with the rubber buffer.

Preferably, the top plate is arc-shaped and is positioned above the contact rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. the friction plate and the slide rod rotate at high speed through the high-speed rotation of the input shaft, the friction plate generates centrifugal force to pull the slide rod under the action of the heavy object blocks on the friction plate, the friction plate leans against and contacts the friction plate under the action of the centrifugal force, friction force is generated between the friction plate and the friction plate, the input shaft rotates to generate assistance, the rotating speed of the input shaft is reduced, and the purpose of input shaft rotation overload protection is achieved.

2. The rotating sleeve is rotated to drive the top plate to rotate through transmission, the contact rod is extruded downwards, the sponge is extruded by the extrusion plate, lubricating oil in the sponge is lubricated to the gear through the supporting leakage plate, friction between the gears is reduced, abrasion of the gears is reduced, and meanwhile the service life of the speed reducer can be prolonged.

Drawings

FIG. 1 is a top cross-sectional view of the present invention;

FIG. 2 is a front cross-sectional view of the refueling cartridge of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. a speed reducer; 2. rotating the sleeve; 3. an oil adding bin; 4. an arc-shaped ring; 5. an input shaft; 6. a contact lever; 7. an output shaft; 8. a circular ring; 9. supporting the bushing plate; 10. a telescopic sleeve; 11. a top plate; 12. a first spring; 13. a pressing plate; 14. a sponge; 15. a friction plate; 16. installing a frame; 17. a second spring; 18. a slide bar; 19. a friction plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a novel speed reducer of 90 degrees corners, including speed reducer 1, one side and the one end of speed reducer 1 are provided with input shaft 5 and output shaft 7 respectively, the both sides of input shaft 5 are provided with installing frame 16, the inside of installing frame 16 slides and is provided with slide bar 18, the outside cover of two sets of slide bars 18 is equipped with second spring 17, the one end that two sets of slide bars 18 kept away from each other is provided with friction plate 15, the both ends of one side of speed reducer 1 are provided with arc circle 4, the inboard of arc circle 4 is provided with friction disc 19, increase and friction plate 15's friction, the top of speed reducer 1 is provided with oiling subassembly.

In the implementation, the oiling component comprises an oiling bin 3, a contact rod 6, a circular ring 8, a supporting bushing 9, a telescopic sleeve 10, a top plate 11, a first spring 12, an extrusion plate 13 and a sponge 14, the oiling bin 3 is positioned at the top of the speed reducer 1, a rotary sleeve 2 is slidably arranged at the middle position of the top of the oiling bin 3, the telescopic sleeve 10 is sleeved inside the rotary sleeve 2, the circular ring 8 is arranged on the outer side of the rotary sleeve 2, the top plate 11 is arranged at the edge of the bottom of the circular ring 8, the extrusion plate 13 is arranged at the bottom of the telescopic sleeve 10, the contact rod 6 is arranged on two sides of the top of the extrusion plate 13, the first spring 12 is arranged on two sides of the top of the oiling bin 3, the supporting bushing 9 is arranged at the bottom of two sides of the oiling bin 3, the sponge 14 is arranged at the top of the supporting bushing 9, lubricating oil is added into the speed reducer 1, a balancing weight is arranged at one end, which is close to the friction plate 15, of the outer side of the sliding rod 18, make 15 friction plates produce centrifugal force, the bottom both ends of refueling storehouse 3 are provided with the guide plate, and the guide plate is the slope setting, be convenient for with the accurate drippage of lubricating oil on the gear, it is square to rotate sleeve pipe 2 and telescopic tube 10, it slides each other to rotate between sleeve pipe 2 and the telescopic tube 10, the top of the inside of rotating sleeve pipe 2 is provided with the rubber buffer, prevent that debris from entering into to the inside of rotating sleeve pipe 2, roof 11 is the arc, roof 11 is located the top of contact bar 6, be convenient for to the extrusion of contact bar 16.

The working principle is as follows: when the speed reducer works, the input shaft 5 rotating at a high speed drives the sliding rod 18 and the friction plate 15 to rotate at a high speed through the contact rod 6, under the action of a heavy object, the friction plate 15 generates centrifugal force, the friction plate 15 is pulled by the centrifugal force and moves along the sliding rod 18, the friction plate 15 is in contact with the friction plate 19 to generate friction force, the input shaft 5 rotates to generate resistance, the rotating speed of the input shaft 5 is reduced, and overload protection of the speed reducer is achieved;

simultaneously when refueling the speed reducer inside, drive ring 8 through rotatory rotating sleeve 2 this moment and rotate, ring 8 drives roof 11 and contact bar 6 contact and extrudees contact bar 6 for contact bar 6 drives stripper plate 13 downstream, extrudees sponge 14, makes the lubricating oil of the inside storage of sponge 14, falls into to the gear from the hole on supporting bushing 9 on, lubricates the gear.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a removable connection, unless expressly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a novel speed reducer of 90 degrees corners, includes speed reducer (1), its characterized in that: one side and one end of speed reducer (1) are provided with input shaft (5) and output shaft (7) respectively, the both sides of input shaft (5) are provided with installing frame (16), the inside slip of installing frame (16) is provided with slide bar (18), and is two sets of the outside cover of slide bar (18) is equipped with second spring (17), and is two sets of the one end that slide bar (18) kept away from each other is provided with friction plate (15), the both ends of one side of speed reducer (1) are provided with arc circle (4), the inboard of arc circle (4) is provided with friction disc (19), the top of speed reducer (1) is provided with oiling subassembly.

2. The novel speed reducer with a 90-degree corner according to claim 1, characterized in that: the oiling assembly comprises an oiling bin (3), contact rods (6), a circular ring (8), a supporting bushing plate (9), a telescopic sleeve (10), a top plate (11), a first spring (12), an extrusion plate (13) and a sponge (14), wherein the oiling bin (3) is positioned at the top of the speed reducer (1), a rotating sleeve (2) is arranged at the middle position of the top of the oiling bin (3) in a sliding mode, the telescopic sleeve (10) is sleeved inside the rotating sleeve (2), the circular ring (8) is arranged on the outer side of the rotating sleeve (2), the top plate (11) is arranged at the edge of the bottom of the circular ring (8), the extrusion plate (13) is arranged at the bottom of the telescopic sleeve (10), the contact rods (6) are arranged on two sides of the top of the extrusion plate (13), the first spring (12) is arranged on two sides of the top of the oiling bin (3), the bottom of the two sides in the oiling bin (3) is provided with a supporting bushing plate (9), and the top of the supporting bushing plate (9) is provided with a sponge (14).

3. The novel speed reducer with a 90-degree corner according to claim 1, characterized in that: and a balancing weight is arranged at one end of the outer side of the sliding rod (18) close to the friction plate (15).

4. A novel speed reducer with a 90-degree corner according to claim 2, characterized in that: and guide plates are arranged at two ends of the bottom of the oil adding bin (3) and are obliquely arranged.

5. A novel speed reducer with a 90-degree corner according to claim 2, characterized in that: rotate sleeve pipe (2) and telescopic tube (10) and be squarely, rotate and slide each other between sleeve pipe (2) and telescopic tube (10), the top of the inside of rotating sleeve pipe (2) is provided with the rubber buffer.

6. A novel speed reducer with a 90-degree corner according to claim 2, characterized in that: the top plate (11) is arc-shaped, and the top plate (11) is positioned above the contact rod (6).